What is the value of x? Identify the missing justifications.
mPQR= x+11, mSQR=x+7, and mPQS=100
mPQR+SQR=mPQS a. __________
x + 11 + x + 7 = 100
b. Substitution Property
2x + 18 = 100
c. Simplify
2x = 82
d. __________
x = 41
e. Division Property of Equality
A.Angle Addition Postulate; Subtraction Property of Equality
B.Protractor Postulate; Addition Property of Equality
C.Angle Addition Postulate; Addition Property of Equality
D.Protractor Postulate; Subtraction Property of Equality
